Base | Representation |
---|---|
bin | 10010010001100111111011… |
… | …101001110011101101000011 |
3 | 101112120212100210210100222210 |
4 | 102101213323221303231003 |
5 | 41013334413413112242 |
6 | 442540111023433203 |
7 | 22633653563251500 |
oct | 2221477351635503 |
9 | 345525323710883 |
10 | 80375945050947 |
11 | 23679279648257 |
12 | 9021491455803 |
13 | 35b055a9a52a0 |
14 | 15bc3060d64a7 |
15 | 945b695d9d9c |
hex | 4919fba73b43 |
80375945050947 has 48 divisors (see below), whose sum is σ = 134313190744992. Its totient is φ = 42377513955840.
The previous prime is 80375945050867. The next prime is 80375945050967. The reversal of 80375945050947 is 74905054957308.
It is a happy number.
It is not a de Polignac number, because 80375945050947 - 215 = 80375945018179 is a prime.
It is not an unprimeable number, because it can be changed into a prime (80375945050967) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4860568 + ... + 13578549.
It is an arithmetic number, because the mean of its divisors is an integer number (2798191473854).
Almost surely, 280375945050947 is an apocalyptic number.
80375945050947 is a deficient number, since it is larger than the sum of its proper divisors (53937245694045).
80375945050947 is a wasteful number, since it uses less digits than its factorization.
80375945050947 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18441428 (or 18441421 counting only the distinct ones).
The product of its (nonzero) digits is 190512000, while the sum is 66.
The spelling of 80375945050947 in words is "eighty trillion, three hundred seventy-five billion, nine hundred forty-five million, fifty thousand, nine hundred forty-seven".
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